Hinge for folding chair



FIG. 1 is a bottom perspective view of a design for a hinge for folding chair;

FIG. 2 is a bottom view of the design;

FIG. 3 is a right side view of the design;

FIG. 4 is a top view of the design;

FIG. 5 is a left side view of the design;

FIG. 6 is an end view of the design;

FIG. 7 is an end view of the design;

FIG. 8 is an exploded bottom perspective view of the design;

FIG. 9 is an exploded top view of the design;

FIG. 10 is a reduced scale side view of the design with a folding chair in a closed position; and,

FIG. 11 is a reduced scale back perspective view of the design with a folding chair in an opened position.

The broken lines are included to show portions of the structure not included in the claim and additionally, environment of use in FIGS. 11 and 12. 

CLAIM What is claimed is the ornamental design for a hinge for folding chair, as shown and described. 